| NITTO LIFETEC CORPORATION Patent applications |
| Patent application number | Title | Published |
|---|
| 20110130814 | Air permeable member for portable body warmer - An air-permeable member for portable body warmers includes a nonwoven fabric and a porous film in a layered structure. The nonwoven fabric is a spunbonded nonwoven fabric having an embossment area ratio of 5% to 20% and a METSUKE of 10 to 80 g/m | 06-02-2011 |
| 20110076430 | Pressure-sensitive adhesive sheet and disposable body warmer - This invention provides a pressure-sensitive adhesive sheet having a base material and a pressure-sensitive adhesive layer containing a urethane resin or a styrene copolymer and also containing hollow microspheres and bubbles, formed at least on one side of the base material. This invention also provides a disposable body warmer having the pressure-sensitive adhesive sheet as a bag-constituting component. | 03-31-2011 |
| 20100310854 | POROUS FILM FOR HEAT-SEALABLE BAG-CONSTITUTING MEMBER, HEAT-SEALABLE BAG-CONSTITUTING MEMBER AND DISPOSABLE BODY WARMER - A porous film for a heat-sealable bag-constituting member is prepared by stretching an unstretched film to be porous. The unstretched film includes an ultrahigh-molecular-weight polyethylene having a weight-average molecular weight of 30×10 | 12-09-2010 |
| 20080289616 | Disposable warmer and bag member for the same - A disposable warmer of the present invention has a bag including a bag member (A) and a bag member (B); a heater; a heat-sealed portion where the bag member (A) and the bag member (B) are heat-sealed; and a portion with the heater sealed therein. The bag members (A) and (B) are heat-sealed with each other to form the bag, the bag member (A) includes at least a layered structure with a porous film and a nonwoven fabric layer, and the bag member (B) includes at least another layered structure with a stretchable film and another nonwoven fabric layer. The disposable warmer comprises two or more of the portions with the heaters sealed therein independently, and a slit in at least the porous film constituting the bag member (A) of the bag members (A) and (B) in at least one region between the adjacent portions with the heaters sealed therein. | 11-27-2008 |
